GPT-4o

OpenAI · openai family

Rank

Quality Score

800ms

Avg Response

+8%

Adaptation Gain

What Refrase Does

Here is exactly how Refrase optimizes prompts for GPT-4o, rule by rule:

Grounding rules

Refrase injects grounding constraints that tell the model to only use information from the provided context, reducing hallucination and fabricated details.

JSON reinforcement

Refrase adds explicit JSON schema hints and formatting rules so the model produces valid, parseable JSON output without extra markdown or commentary.

Reasoning hints

Refrase adds chain-of-thought prompting cues that guide the model to reason step-by-step before answering, improving accuracy on complex tasks.

Before / After

See how Refrase transforms a generic prompt for GPT-4o.

Original

Extract the key information from this document. Be accurate.

Adapted for GPT-4o

Extract the key information from this document.
Only use information explicitly present in the provided document. Do not infer or fabricate details.
Think through the extraction systematically before producing your final answer.
Return valid JSON only. No markdown fences, no commentary outside the JSON object.

Compare GPT-4o

vs Claude Sonnet 4.6 vs Gemini Pro vs Qwen3 235B vs DeepSeek V3

Try It

Your prompt134 chars

Optimized for gpt-4o

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